US3077074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regenerative gas turbine
Assignee: Motors Liquidation Co
•
Filing: 1958-09-10
•
Granted: 1963-02-12
•
Expires: 1978-09-10
Abstract
No abstract record available.
Inventors
- 👤 John S Collman
- 👤 James M Ricketts
- 👤 William A Turunen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:20
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/36; F02C3/00; F02C3/04; F02C3/10; F02C3/103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1503919A
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US1591794A
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US1754426A
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US2459079A
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CH276241A
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US2747843A
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US2875579A
Cited
US2800767A
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US2839894A
Cited
US2858110A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |